(E)-2-Butene-1,4-diol CAS 821-11-4
| CAS No. | 821-11-4 |
| Molecular Formula | C4H8O2 |
| Molecular Weight | 88.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-2-Butene-1,4-diol (CAS 821-11-4), molecular formula C4H8O2 and molecular weight 88.11 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, (E)-2-Butene-1,4-diol is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 88.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (E)-2-Butene-1,4-diol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C4H8O2 |
| Molecular Weight | 88.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1957 |
Related E Standards
- (R)-3-butene-1,2-diol (CAS 86106-09-4)
- 2-Butene-1,4-diol(cis+trans) (CAS 110-64-5)
- 2-Ethyl-1-Butene (CAS 760-21-4)
- 2-Methyl-2-butene-2-<SUP>13</SUP>C (CAS 1173023-18-1)
- 3-Methyl-1-butene (12.5%inTHF) (CAS 563-45-1)
- 2-Methyl-2-Butene (CAS 513-35-9)
- 2-Methyl-1-butene (CAS 563-46-2)
- 2-Butene-d8 (gas) (cis/trans mixture) (CAS 6157-20-6)
Recommended Standards
- [(2R)-oxetan-2-yl]methanol (CAS 1932342-97-6)
- (R)-2-(Oxiran-2-yl)ethan-1-ol (CAS 76282-48-9)
- 2-(Oxiran-2-yl)ethan-1-ol (CAS 19098-31-8)
- (R)-2-Hydroxypropanimidamide (CAS 760109-40-8)
- 5-(3-Bromophenyl)thiophene-2-carbaldehyde (CAS 38401-72-8)
- 2-(Dimethylamino)-4-((4-methoxyphenyl)amino)-6-oxo-6H-1,3-oxazine-5-carbonitrile (CAS 303997-21-9)
- (6,7-Dihydro-5h-pyrazolo[5,1-b][1,3]oxazin-2-yl)methanamine (CAS 1239759-07-9)
- 2,2,2-Trifluoro-1-(4-isobutoxy-3-methylphenyl)ethan-1-one (CAS 1443311-59-8)
- Talabostat (CAS 149682-77-9)
- Thiazolo[4,5-b]pyrazine-2(3H)-thione (CAS 87444-22-2)
- 898780-00-2 (4-Propoxyphenyl)(pyridin-2-yl)methanone DTXSID50642010 (CAS 898780-00-2)
- 3-((1-(Hydroxymethyl)cyclopropyl)amino)thietane 1,1-dioxide (CAS 1872533-91-9)
- (Z)-4-((3-ethynylphenyl)amino)-4-oxobut-2-enoic acid (CAS 951166-01-1)
- Semaglutide Impurity 130 (CAS 1188328-40-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com